Use of multiple virtual machine monitors to handle privileged events

US7424709B2 · kind B2 · utility

Assignee

• Intel Corporation · US

Inventors

• Gilbert Neiger · Portland, US
• Steven M. Bennett · Hillsboro, US
• Alain Kagi · Portland, US
• Stalinselvaraj Jeyasingh · Portland, US
• Andrew V. Anderson · Forest Grove, US
• Richard Uhlig · Hillsboro, US
• Erik Cota-Robles · Portland, US
• Scott Dion Rodgers · Hillsboro, US
• Lawrence O. Smith · Beaverton, US

Key dates

• Filing date: Sep 15, 2003
• Grant date: Sep 9, 2008
• Expiry date: Feb 14, 2026

Classification

• Technology area (CPC G): Physics
• CPC primary: G06F9/45533
• WIPO field: Computer technology
• WIPO sector: Electrical engineering

Abstract

In one embodiment, a method for handling privileged events in a virtual machine environment includes detecting an occurrence of a privileged event, determining which one of multiple virtual machine monitors (VMMs) is to handle the privileged event, and transitioning control to this VMM.